Home / 13,713,135.33-18,924,280.38-7,833,547.83

Finding the Fourth Proportional to 13,713,135.33, 18,924,280.38 and 7,833,547.83

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Solution

The fourth proportional to 13,713,135.33, 18,924,280.38 and 7,833,547.83 is: 10,810,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,135.33 : 18,924,280.38 = 7,833,547.83 : x
  2. Step 2: Convert to fraction form
    13,713,135.33/18,924,280.38 = 7,833,547.83/x
  3. Step 3: Cross multiply
    13,713,135.33x = 18,924,280.38 × 7,833,547.83
  4. Step 4: Simplify right side
    13,713,135.33x = 148,244,255,505,060.56
  5. Step 5: Solve for x
    x = 148,244,255,505,060.56/13,713,135.33
  6. Step 6: Final answer
    x = 10,810,383.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.